(iii) the registration of the Aircraft or the Aircraft's
 certificate of airworthiness; or

 (iv) any airline license or air transport license required by
 Lessee,

 is withheld, or is revoked, suspended, cancelled, withdrawn,
 terminated or not renewed, or otherwise ceases to be in full force
 (other than, in the case of subclause (iii) above, as a result of
 any act or omission of Lessor or any party claiming by or through
 Lessor not resulting from an act or omission of the Lessee) and is
 not, as applicable, restored, replaced, returned, re-granted or
 renewed within sixty (60) days; or

 (o) ADVERSE CHANGE: any event or series of events occurs which, in
 the reasonable opinion of Lessor, might reasonably be expected
 to have a material adverse effect on the financial condition
 or operations of Lessee or on the ability of Lessee to comply
 with its obligations under this Agreement; or

 (p) UNLAWFUL: it is or becomes unlawful for Lessee (other than as
 a result of any act or omission of Lessor or any Person
 claiming by or through Lessor not attributable to an act or
 omission of Lessee) to perform any of its obligations under
 this Agreement or any other Transaction Document, or this
 Agreement or any other Transaction Document is or becomes
 wholly or partly invalid or unenforceable and the same
 continues for a period in excess of sixty (60) days; or

 (q) CHANGE OF CONTROL: Any Person or group of Persons acquires
 control of Lessee without the prior consent of Lessor, which
 consent shall not be

 99